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2023-2024 College Catalog [ARCHIVED CATALOG]

AVM 206 - Materials and Processes

3 Credits, 6 Contact Hours
1.5 lecture periods 4.5 lab periods

Introduction to non-metallic and metallic structural materials for comparison of their structural properties. Includes structural materials, metal processing, heat treatment, heat treatment of alloys or limited use metals, non-destructive testing/inspection, corrosion, corrosion types and factors, corrosion-prone areas, corrosion control: steel, aluminum, and limited use metals, processes and materials for corrosion control, aircraft cleaning, and aircraft cleaning agents.

Button linking to AZ Transfer course equivalency guide    button image Prior Learning and link to PLA webpage

Course Learning Outcomes
  1. Recall proficient knowledge of aircraft metal types and corrosion control processes
  2. Recall proficient knowledge in non-destructive testing and inspection
  3. Demonstrate proficiency in the hardware identification and common materials and processes
Outline:
  1. Aircraft Metals
    1. Property of Metals
    2. Ferrous Aircraft Metals
    3. Non-Ferrous Aircraft Metals
    4. Substitution of Aircraft Metals
    5. Metalworking Process
    6. Heat Treatment of Ferrous Metals
    7. Heat Treatment of Nonferrous Metals
    8. Straightening After Solution Heat Treatment
    9. Precipitation Heat Treating
    10. Annealing of Aluminum Alloys
    11. Heat Treatment of Aluminum Alloy Rivets
    12. Heat Treatment of Magnesium Alloys
    13. Heat Treatment of Titanium
    14. Hardness Testing
    15. Forging
    16. Casting
    17. Extruding
    18. Coldworking/Hardening  
  2. Nonmetallic Aircraft Materials
    1. Wood
    2. Plastics
    3. Transparent Plastics
    4. Composite Materials
    5. Rubber
  3. Seals
    1. Packings
    2. Gaskets
    3. Wipers
    4. Sealing Compounds
  4. Aircraft Hardware
    1. Identification
    2. Threaded Fasteners 
    3. Aircraft Bolts
    4. Aircraft Nuts
    5. Aircraft Washers
    6. Installation of Nuts, Washers, and Bolts
    7. Safetying of Bolts and Nuts
    8. Fastener Torque
    9. Aircraft Rivets
    10. Mechanically Expanded Rivets
    11. Special Shear and Bearing Load Fasteners
    12. Screws
    13. Riveted and Rivetless Nut Plates
    14. Hole Repair and Hole Repair Hardware
    15. Safetying Methods
    16. Safety Wiring
    17. General Safety Wiring Rules
  5. Cleaning and Corrosion
    1. Factors Affecting Corrosion
    2. Types of Corrosion
    3. Forms of Corrosion
    4. Common Corrosive Agents
  6. Common Corrosive Agents
  7. Inspection
  8. Corrosion Prone Areas
    1. Exhaust Trail Areas
    2. Battery Compartments and Battery Vent Openings
    3. Bilge Areas
    4. Lavatories, Buffets, and Galleys
    5. Wheel Well and Landing Gear
    6. Water Entrapment Areas
    7. Engine Frontal Areas and Cooling Air Vents
    8. Wing Flap and Spoiler Recesses
    9. External Skin Areas
    10. Electronic and Electrical Compartments
    11. Miscellaneous Trouble Areas
  9. Corrosion Removal
    1. Surface Cleaning and Paint Removal
    2. Fairing or Blending Reworked Areas
  10. Corrosion of Ferrous Metals
    1. Mechanical Removal of Iron Rust
    2. Chemical Removal of Rust
    3. Chemical Surface Treatment of Steel
    4. Removal of Corrosion from Highly Stressed Steel Parts
  11. Corrosion of Aluminum and Aluminum Alloys
    1. Treatment of Unpainted Aluminum Surface
    2. Treatment of Anodized Surfaces
    3. Treatment of Intergranular Corrosion in Heat-Treated Aluminum Alloy Surfaces
  12. Corrosion of Magnesium Alloys
    1. Treatment of Wrought Magnesium Sheet and Forgings
    2. Treatment of Installed Magnesium Castings
  13. Treatment of Titanium and Titanium Alloys
  14. Protection of Dissimilar Metal Contacts
    1. Contacts Not Involving Magnesium
    2. Contacts Involving Magnesium
  15. Corrosion Limits
  16. Processes and Materials Used in Corrosion Control
    1. Metal Finishing
    2. Surface Preparation
  17. Chemical Treatments
    1. Anodizing
    2. Alodizing
    3. Chemical Surface Treatment and Inhibitors
    4. Chromic Acid Inhibitor
    5. Sodium Dichromate Solution
    6. Chemical Surface Treatments
  18. Protective Paint Finishes
  19. Aircraft Cleaning
    1. Exterior Cleaning
    2. Interior Cleaning
  20. Powerplant Cleaning
  21. Solvent Cleaners
    1. Dry Cleaning Solvent
    2. Aliphatic and Aromatic Naphtha
    3. Safety Solvent
    4. Methyl Ethyl Ketone (MEK)
    5. Kerosene
    6. Cleaning Compound for Oxygen Systems
  22. Emulsion Cleaners
    1. Water Emulsion Cleaner
    2. Solvent Emulsion Cleaners One type of solvent emulsion cleaner
  23. Soaps and Detergent Cleaners
    1. Cleaning Compound, Aircraft Surfaces
    2. Nonionic Detergent Cleaners
  24. Mechanical Cleaning Materials
    1. Mild Abrasive Materials
    2. Abrasive Papers
  25. Chemical Cleaners
    1. Phosphoric-citric Acid
    2. Baking Soda
  26. Nondestructive Inspection/Testing
    1. Training, Qualification, and Certification
    2. Advantages and Disadvantages of NDI Methods
    3. General Techniques
    4. Visual Inspection
    5. Eddy Current Inspection
    6. Principles of Operations
    7. Eddy Current Instruments
    8. Ultrasonic Inspection
    9. Ultrasonic Instruments
    10. Reference Standards
  27. Inspection of Bonded Structures
    1. Types of Defects
    2. Acoustic Emission Inspection
    3. Magnetic Particle Inspection
    4. Magnaglo Inspection
    5. Radiographic Inspections
  28. Inspection of Composites
    1. Tap Testing
    2. Electrical Conductivity
    3. Thermography
  29. Inspection of Welds

Effective Term:
Fall 2023